CP Pistons Piston and Ring Set

2020–2026 Toyota GR Supra B58/B48 Engine

Part #: SC7705-6

Overview

The CP Pistons Piston and Ring Set is engineered specifically for the BMW and Toyota B58 and B48 engines, featuring a precise bore size of 3.2283 inches and a compression ratio of 11.0:1. Designed as a set of six pistons and rings, this kit provides a direct replacement or upgrade option for enthusiasts and professionals working on the 2020 to 2026 Toyota GR Supra. Whether you are rebuilding your engine or seeking enhanced durability and performance, this piston set delivers reliable quality and fitment tailored to these modern turbocharged powerplants.

CP Pistons is renowned for its commitment to precision manufacturing and performance-driven components, making this piston and ring set an excellent choice for those aiming to maintain or improve engine efficiency, power output, and longevity under demanding conditions.

Key Features

This piston and ring set incorporates advanced design and manufacturing techniques to ensure optimal performance and durability. Key features include:

• Precisely machined bore diameter of 3.2283 inches for exact fitment
• Compression ratio of 11.0:1 optimized for B58 and B48 engine configurations
• Complete set of six pistons and matching rings for full engine rebuilds
• High-quality materials engineered to withstand high thermal and mechanical stresses
• Designed to maintain OEM specifications for seamless installation and compatibility
• Enhanced ring sealing for improved combustion efficiency and reduced blow-by
• Balanced piston weight to support smooth engine operation and reduce vibration
• Compatible with turbocharged applications found in the Toyota GR Supra

Construction & Design

CP Pistons utilizes premium forged aluminum alloys in the construction of these pistons, ensuring a lightweight yet robust component capable of handling the high pressures and temperatures typical of turbocharged engines. The pistons are precision CNC-machined to exact tolerances, guaranteeing consistent bore dimensions and surface finishes that promote optimal ring sealing and reduced friction.

The piston rings included in the set are manufactured from durable materials with advanced coatings to resist wear and corrosion, extending service life and maintaining compression integrity. The design focuses on balancing strength with weight savings to enhance engine responsiveness and reliability.

Installation & Fitment

This piston and ring set is engineered for direct fitment in the 2020 to 2026 Toyota GR Supra equipped with the B58 or B48 engine. Installation requires standard engine rebuild procedures, including cylinder honing and proper ring end gap setting to ensure optimal performance and longevity. No modifications to the engine block or ancillary components are necessary when using this set, making it a straightforward upgrade or replacement option for professional mechanics and experienced enthusiasts alike.

What's Included

• Set of 6 forged aluminum pistons
• Matching piston rings for all six pistons

Ideal For

This piston and ring set is ideal for automotive enthusiasts, professional engine builders, and performance tuners working on the Toyota GR Supra models from 2020 through 2026. It suits those performing engine rebuilds, upgrades for increased durability, or seeking to maintain OEM-level performance in turbocharged B58 and B48 engines. The set is also suitable for motorsport applications where reliable, high-quality pistons are essential for sustained power delivery and engine longevity.

CP Pistons (CP‑Carrillo) manufactures high-performance engine internals for serious builds, specializing in pistons engineered for demanding street and racing use. With an emphasis on precision manufacturing, their pistons are commonly chosen for boosted, high-compression, and competition applications where strength, consistency, and ring seal matter.